body,html {
    height: 100%;
    width: 100%;
}

body {
    background-color: #000;
    color: #9f9fa0;
    font-family: arial, sans-serif;
    background-image: url('bg3000.jpg');
    background-position: left bottom;
    background-size: cover;
}

footer {
    position: absolute;
    bottom: 20px;
    left: 20%;
    width: 60%;
    min-width: 288px;
    text-align: center;
    font-size: 9px;
}

header {
    position: absolute;
    top: 16%;
    left: 0;
    width: 100%;
    text-align: center;
}

header img {
    max-width: 100%;
}

input {
    background-color: #313131;
    border: 1px solid #ebebeb;
    width: 300px;
    height: 40px;
    font-size: 24px;
    display: block;
    padding-left: 8px;
    box-sizing: border-box;
    font-family: 'Open Sans', sans-serif;
    font-weight: 300;
    color: #FFF;
    margin-bottom: 16px;
}

button {
    width: 300px;
    height: 40px;
    box-sizing: border-box;
    background-color: #cccccc;
    border: 1px solid #252525;
    font-family: 'Droid Serif', serif;
    font-size: 22px;
    text-transform: uppercase;
}

button:hover {
    background-color: #ffffff;
}

form {
    position: absolute;
    top: 30%;
    top: calc(16% + 200px);
    width: 300px;
    margin-left: -150px;
    left: 50%;
    text-align: center;
}

a:visited, a:hover, a:link {
    color: #9f9fa0;
}

.result-error {
    white-space: pre;
    font-family: monospace;
    color: red;
    overflow-x: auto;
}

.request-audio-only {
    width: 40px;
    display: inline-block;
    vertical-align: middle;
}

.result * {
    margin-top: 1em;
}

@media (max-width: 900px) {
  body {
      background-image: url('bg900.jpg');
  }
}

@media (max-width: 1920px) {
  body {
      background-image: url('bg1920.jpg');
  }
}